Scippy

SCIP

Solving Constraint Integer Programs

Functions
Inclusion methods
Public API of SCIP » Plugin API of SCIP » Node Selectors

Detailed Description

methods to include specific node selectors into SCIP

This module contains methods to include specific node selectors into SCIP.

Note
All default plugins can be included at once (including all default node selectors) using SCIPincludeDefaultPlugins()

Functions

SCIP_RETCODE SCIPincludeNodeselBfs (SCIP *scip)
 
SCIP_RETCODE SCIPincludeNodeselBreadthfirst (SCIP *scip)
 
SCIP_RETCODE SCIPincludeNodeselDfs (SCIP *scip)
 
SCIP_RETCODE SCIPincludeNodeselEstimate (SCIP *scip)
 
SCIP_RETCODE SCIPincludeNodeselHybridestim (SCIP *scip)
 
SCIP_RETCODE SCIPincludeNodeselRestartdfs (SCIP *scip)
 
SCIP_RETCODE SCIPincludeNodeselUct (SCIP *scip)
 

Function Documentation

◆ SCIPincludeNodeselBfs()

SCIP_RETCODE SCIPincludeNodeselBfs ( SCIP *  scip)

creates the node selector for best first search and includes it in SCIP

Parameters
scipSCIP data structure

Definition at line 297 of file nodesel_bfs.c.

References MAXPLUNGEDEPTH, MAXPLUNGEQUOT, MINPLUNGEDEPTH, NODESEL_DESC, NODESEL_MEMSAVEPRIORITY, NODESEL_NAME, NODESEL_STDPRIORITY, NULL, SCIP_CALL, SCIP_OKAY, SCIP_REAL_MAX, SCIPaddIntParam(), SCIPaddRealParam(), SCIPallocBlockMemory, SCIPincludeNodeselBasic(), SCIPsetNodeselCopy(), SCIPsetNodeselFree(), and TRUE.

Referenced by SCIP_DECL_NODESELCOMP(), SCIP_DECL_NODESELCOPY(), and SCIPincludeDefaultPlugins().

◆ SCIPincludeNodeselBreadthfirst()

SCIP_RETCODE SCIPincludeNodeselBreadthfirst ( SCIP *  scip)

creates the node selector for breadth first search and includes it in SCIP

Parameters
scipSCIP data structure

Definition at line 125 of file nodesel_breadthfirst.c.

References NODESEL_DESC, NODESEL_MEMSAVEPRIORITY, NODESEL_NAME, NODESEL_STDPRIORITY, NULL, SCIP_CALL, SCIP_OKAY, SCIPincludeNodeselBasic(), and SCIPsetNodeselCopy().

Referenced by SCIP_DECL_NODESELCOPY(), and SCIPincludeDefaultPlugins().

◆ SCIPincludeNodeselDfs()

SCIP_RETCODE SCIPincludeNodeselDfs ( SCIP *  scip)

creates the node selector for depth first search and includes it in SCIP

Parameters
scipSCIP data structure

Definition at line 119 of file nodesel_dfs.c.

References NODESEL_DESC, NODESEL_MEMSAVEPRIORITY, NODESEL_NAME, NODESEL_STDPRIORITY, NULL, SCIP_CALL, SCIP_OKAY, SCIPincludeNodeselBasic(), and SCIPsetNodeselCopy().

Referenced by SCIP_DECL_NODESELCOPY(), and SCIPincludeDefaultPlugins().

◆ SCIPincludeNodeselEstimate()

SCIP_RETCODE SCIPincludeNodeselEstimate ( SCIP *  scip)

creates the node selector for best estimate search and includes it in SCIP

Parameters
scipSCIP data structure

Definition at line 348 of file nodesel_estimate.c.

References DEFAULT_BESTNODEFREQ, DEFAULT_BREADTHFIRSTDEPTH, DEFAULT_MAXPLUNGEDEPTH, DEFAULT_MAXPLUNGEQUOT, DEFAULT_MINPLUNGEDEPTH, DEFAULT_PLUNGEOFFSET, FALSE, NODESEL_DESC, NODESEL_MEMSAVEPRIORITY, NODESEL_NAME, NODESEL_STDPRIORITY, NULL, SCIP_CALL, SCIP_OKAY, SCIP_REAL_MAX, SCIPaddIntParam(), SCIPaddRealParam(), SCIPallocBlockMemory, SCIPincludeNodeselBasic(), SCIPsetNodeselCopy(), SCIPsetNodeselFree(), and TRUE.

Referenced by SCIP_DECL_NODESELCOMP(), SCIP_DECL_NODESELCOPY(), and SCIPincludeDefaultPlugins().

◆ SCIPincludeNodeselHybridestim()

SCIP_RETCODE SCIPincludeNodeselHybridestim ( SCIP *  scip)

creates the node selector for hybrid best estim / best bound search and includes it in SCIP

creates the node selector for hybrid best estimate / best bound search and includes it in SCIP

Parameters
scipSCIP data structure

Definition at line 315 of file nodesel_hybridestim.c.

References BESTNODEFREQ, ESTIMWEIGHT, FALSE, MAXPLUNGEDEPTH, MAXPLUNGEQUOT, MINPLUNGEDEPTH, NODESEL_DESC, NODESEL_MEMSAVEPRIORITY, NODESEL_NAME, NODESEL_STDPRIORITY, NULL, SCIP_CALL, SCIP_OKAY, SCIP_REAL_MAX, SCIPaddIntParam(), SCIPaddRealParam(), SCIPallocBlockMemory, SCIPincludeNodeselBasic(), SCIPsetNodeselCopy(), SCIPsetNodeselFree(), and TRUE.

Referenced by SCIPincludeDefaultPlugins().

◆ SCIPincludeNodeselRestartdfs()

SCIP_RETCODE SCIPincludeNodeselRestartdfs ( SCIP *  scip)

creates the node selector for restarting depth first search and includes it in SCIP

Parameters
scipSCIP data structure

Definition at line 167 of file nodesel_restartdfs.c.

References COUNTONLYLEAVES, FALSE, NODESEL_DESC, NODESEL_MEMSAVEPRIORITY, NODESEL_NAME, NODESEL_STDPRIORITY, NULL, SCIP_CALL, SCIP_OKAY, SCIPaddBoolParam(), SCIPaddIntParam(), SCIPallocBlockMemory, SCIPincludeNodeselBasic(), SCIPsetNodeselCopy(), SCIPsetNodeselFree(), SCIPsetNodeselInitsol(), and SELECTBESTFREQ.

Referenced by SCIP_DECL_NODESELCOPY(), and SCIPincludeDefaultPlugins().

◆ SCIPincludeNodeselUct()

SCIP_RETCODE SCIPincludeNodeselUct ( SCIP *  scip)

creates the uct node selector and includes it in SCIP

Parameters
scipSCIP data structure

Definition at line 514 of file nodesel_uct.c.

References DEFAULT_NODELIMIT, DEFAULT_USEESTIMATE, DEFAULT_WEIGHT, MAXNODELIMIT, NODESEL_DESC, NODESEL_MEMSAVEPRIORITY, NODESEL_NAME, NODESEL_STDPRIORITY, NULL, SCIP_CALL, SCIP_OKAY, SCIPaddBoolParam(), SCIPaddIntParam(), SCIPaddRealParam(), SCIPallocBlockMemory, SCIPincludeNodeselBasic(), SCIPsetNodeselCopy(), SCIPsetNodeselExitsol(), SCIPsetNodeselFree(), SCIPsetNodeselInitsol(), and TRUE.

Referenced by SCIP_DECL_NODESELCOPY(), and SCIPincludeDefaultPlugins().